Re: [Dri-devel] Update on MGA vblank IRQ strangeness

2003-01-03 Thread Ville Syrjälä
On Fri, Jan 03, 2003 at 03:41:00AM +0200, Ville Syrjälä wrote: > On Thu, Jan 02, 2003 at 04:02:12PM -0800, Ian Romanick wrote: > > So, I've done some more tinkering with the vblank IRQ on the G400. By > > putting debug messages in a few places I managed to determine that > > interrupts are not h

Re: [Dri-devel] Update on MGA vblank IRQ strangeness

2003-01-02 Thread Ville Syrjälä
On Thu, Jan 02, 2003 at 04:02:12PM -0800, Ian Romanick wrote: > So, I've done some more tinkering with the vblank IRQ on the G400. By > putting debug messages in a few places I managed to determine that > interrupts are not happening. Is the linecomp register programmed correctly? -- Ville Sy

[Dri-devel] Update on MGA vblank IRQ strangeness

2003-01-02 Thread Ian Romanick
So, I've done some more tinkering with the vblank IRQ on the G400. By putting debug messages in a few places I managed to determine that interrupts are not happening. I looked at the code to enable interrupts (in programs/Xserver/hw/xfree86/os-support/shared/drm/kernel/mga_irq.c), and went ba